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Cheap flights from London Heathrow Airport to Rio de Janeiro from £442

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Rio de Janeiro departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Rio de Janeiro

Cheap return flights

Logo
16:40 - 14:20LHR-SDU
25h 40m2 stops
Logo
11:25 - 06:20SDU-LHR
38h 55m2 stops
£745
Find Deal
Thu, 4 Sep - Wed, 24 Sep
LATAM Airlines Logo
20:15 - 09:35LHR-SDU
16h 20m1 stop
LATAM Airlines Logo
20:05 - 14:05SDU-LHR
15h 00m1 stop
£750LATAM Airlines
Find Deal
Fri, 23 Jan - Fri, 6 Feb
LATAM Airlines Logo
20:15 - 09:35LHR-SDU
16h 20m1 stop
LATAM Airlines Logo
20:05 - 14:05SDU-LHR
15h 00m1 stop
£754LATAM Airlines
Find Deal
Tue, 25 Nov - Tue, 9 Dec
LATAM Airlines Logo
20:15 - 09:35LHR-SDU
16h 20m1 stop
LATAM Airlines Logo
20:05 - 14:05SDU-LHR
15h 00m1 stop
£755LATAM Airlines
Find Deal
Tue, 20 Jan - Tue, 10 Feb
LATAM Airlines Logo
20:15 - 13:15LHR-SDU
20h 00m1 stop
LATAM Airlines Logo
14:00 - 14:05SDU-LHR
21h 05m1 stop
£757LATAM Airlines
Find Deal
Wed, 12 Nov - Wed, 19 Nov
Turkish Airlines Logo
11:30 - 07:40LHR-SDU
23h 10m2 stops
Turkish Airlines Logo
14:00 - 14:55SDU-LHR
45h 55m2 stops
£793Turkish Airlines
Find Deal
Thu, 22 Jan - Wed, 18 Mar
Turkish Airlines Logo
11:30 - 07:40LHR-SDU
23h 10m2 stops
Turkish Airlines Logo
14:00 - 14:45SDU-LHR
45h 45m2 stops
£799Turkish Airlines
Find Deal
Thu, 22 Jan - Wed, 18 Mar
Turkish Airlines Logo
06:35 - 09:35LHR-SDU
30h 00m2 stops
Turkish Airlines Logo
11:25 - 14:55SDU-LHR
24h 30m2 stops
£808Turkish Airlines
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Wed, 28 Jan - Sat, 14 Feb
Air Canada Logo
13:25 - 14:20LHR-SDU
27h 55m2 stops
Air Canada Logo
11:25 - 07:10SDU-LHR
40h 45m2 stops
£839Air Canada
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Fri, 31 Oct - Wed, 12 Nov
Air Canada Logo
13:25 - 14:20LHR-SDU
27h 55m2 stops
Air Canada Logo
11:25 - 06:30SDU-LHR
40h 05m2 stops
£843Air Canada
Find Deal
Fri, 31 Oct - Tue, 11 Nov

LATAM Airlines flights from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport

Our best LATAM Airlines deals on London Heathrow Airport to Rio de Janeiro Santos Dumont Airport flight tickets
LATAM Airlines
23 Jan
LHR20:15London Heathrow
16h 20m
1 stop
SDU09:35Rio de Janeiro Santos Dumont
6 Feb
SDU20:05Rio de Janeiro Santos Dumont
15h 00m
1 stop
LHR14:05London Heathrow
£750
Find similar
LATAM Airlines
25 Nov
LHR20:15London Heathrow
16h 20m
1 stop
SDU09:35Rio de Janeiro Santos Dumont
9 Dec
SDU20:05Rio de Janeiro Santos Dumont
15h 00m
1 stop
LHR14:05London Heathrow
£754
Find similar
LATAM Airlines
20 Jan
LHR20:15London Heathrow
16h 20m
1 stop
SDU09:35Rio de Janeiro Santos Dumont
10 Feb
SDU20:05Rio de Janeiro Santos Dumont
15h 00m
1 stop
LHR14:05London Heathrow
£755
Find similar

Air Canada flights from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport

Our best Air Canada deals on London Heathrow Airport to Rio de Janeiro Santos Dumont Airport flight tickets
Air Canada
31 Oct
LHR13:25London Heathrow
27h 55m
2 stops
SDU14:20Rio de Janeiro Santos Dumont
12 Nov
SDU11:25Rio de Janeiro Santos Dumont
40h 45m
2 stops
LHR07:10London Heathrow
£839
Find similar
Air Canada
31 Oct
LHR13:25London Heathrow
27h 55m
2 stops
SDU14:20Rio de Janeiro Santos Dumont
11 Nov
SDU11:25Rio de Janeiro Santos Dumont
40h 05m
2 stops
LHR06:30London Heathrow
£843
Find similar
Air Canada
26 Oct
LHR13:25London Heathrow
27h 55m
2 stops
SDU14:20Rio de Janeiro Santos Dumont
4 Nov
SDU11:25Rio de Janeiro Santos Dumont
44h 55m
2 stops
LHR11:20London Heathrow
£844
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 2 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Thu 4/9

16:40-14:20

2 stops25h 40m

Rio de Janeiro Santos Dumont

Wed 24/9

11:25-06:20

2 stops38h 55m

£745

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Fri 23/1

20:15-09:35

1 stop16h 20m

Rio de Janeiro Santos Dumont

Fri 6/2

20:05-14:05

1 stop15h 00m

£750

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 25/11

20:15-09:35

1 stop16h 20m

Rio de Janeiro Santos Dumont

Tue 9/12

20:05-14:05

1 stop15h 00m

£754

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 20/1

20:15-09:35

1 stop16h 20m

Rio de Janeiro Santos Dumont

Tue 10/2

20:05-14:05

1 stop15h 00m

£755

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Wed 12/11

20:15-13:15

1 stop20h 00m

Rio de Janeiro Santos Dumont

Wed 19/11

14:00-14:05

1 stop21h 05m

£757

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Thu 22/1

11:30-07:40

2 stops23h 10m

Rio de Janeiro Santos Dumont

Wed 18/3

14:00-14:55

2 stops45h 55m

£793

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Thu 22/1

11:30-07:40

2 stops23h 10m

Rio de Janeiro Santos Dumont

Wed 18/3

14:00-14:45

2 stops45h 45m

£799

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Wed 28/1

06:35-09:35

2 stops30h 00m

Rio de Janeiro Santos Dumont

Sat 14/2

11:25-14:55

2 stops24h 30m

£808

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Fri 31/10

13:25-14:20

2 stops27h 55m

Rio de Janeiro Santos Dumont

Wed 12/11

11:25-07:10

2 stops40h 45m

£839

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Fri 31/10

13:25-14:20

2 stops27h 55m

Rio de Janeiro Santos Dumont

Tue 11/11

11:25-06:30

2 stops40h 05m

£843

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Rio de Janeiro from

How to get the cheapest flight ticket from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Rio de Janeiro Santos Dumont Airport?

On average, the least expensive day to fly to Rio de Janeiro Santos Dumont Airport from London Heathrow Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £733. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Rio de Janeiro Santos Dumont Airport on Saturday is £2,029.

What is the cheapest time of day to depart on your flight to Rio de Janeiro Santos Dumont Airport?

In the evening is the cheapest time of day to fly from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport when you can find flight prices for as low as £1,082. Flying to Rio de Janeiro Santos Dumont Airport in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive, with an average ticket price of £1,120.

When to book flights from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Rio de Janeiro Santos Dumont Airport (LHR to SDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport

Best price found

£442

Fastest flight time

16h 15m

Direct flights

None
The best one-way flight to Rio de Janeiro Santos Dumont Airport from London Heathrow Airport in the past 72 hours is £442. The best return flight deal from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport found on momondo in the last 72 hours is £745.
The fastest flight from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport takes 16h 15m
There are no direct flights from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport. Popular non-direct route for this connection is London Heathrow Airport - Rio de Janeiro Santos Dumont Airport.
Search flight deals

  • How far is London Heathrow to Rio de Janeiro Santos Dumont by plane?

    The distance between London Heathrow and Rio de Janeiro Santos Dumont is about 5749.8 mi. A reasonable flight in good conditions will take 16h 15m.

  • When did momondo last update prices for flights from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport?

    Prices for flights from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport were last updated today.

  • How old do you have to be to fly from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Rio de Janeiro Santos Dumont Airport.

  • What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

    The travel and health documents required for your trip to Rio de Janeiro Santos Dumont Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rio de Janeiro Santos Dumont Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from London to Rio de Janeiro?

It is quick and easy to find London to Rio de Janeiro flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Rio de Janeiro that suits you.

Can I find flights from London to Rio de Janeiro with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Rio de Janeiro from London with this policy.

How can momondo help me find flights from London to Rio de Janeiro?

momondo helps you find the best flight between London and Rio de Janeiro by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Rio de Janeiro right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Rio de Janeiro now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Rio de Janeiro and let you know when they change.

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